| RefNo | Title | Date |
| M/221 | Tiedemann, Friedrich | |
| IM/004604 | Tiedemann, Friedrich | nd |
| MC/5/139 | Letter from Edw [Edward] Rigby, 36 Berkeley Square, to the Secretary of the Royal Society | 21 January 1854 |
| PT/74/3/22 | Drawing, 'Simia satyrus' by [Heinrich Tiedemann] | [1836] |
| EC/1832/29 | Tiedemann, Friedrich: certificate of election to the Royal Society | |
| PT/22/5 | Paper, 'On the brain of the negro [sic], compared with that of the European and the orang-outang [orangutan]' by Dr Frederick [Friedrich] Tiedemann | [1836] |
| PT/74/3/16 | Drawing, 'Cerebrum aethiopis' by [Heinrich Tiedemann] | [1836] |
| PT/74/3/19 | Drawing, longitudinal section of brain of Ethiopian male by J Wagner | [1836] |
| PT/74/3/18 | Drawing, 'Cerebrum aethiopis' by J Wagner | [1836] |
| MC/2 | Volume 2 of miscellaneous correspondence regarding business matters, sent to the Royal Society | 1832-1838 |
| MC/2/46 | Letter from Friedrich Tiedemann, Heidelberg, to the Royal Society | 24 August 1832 |
| PT/74/3/15 | Drawing, 'Cerebrum aethiopis' by H [Heinrich] Tiedemann | [1836] |
| PT/74/3/24 | Drawing, 'Simia troglodytes' by H [Heinrich] Tiedemann | 1835 |
| PT/74/3/21 | Drawing, 'Simia satyrus' by [Heinrich Tiedemann] | [1836] |
| PT/74/3/23 | Drawing, 'Simia troglodytes' by H [Heinrich] Tiedemann | 1835 |
| PT/74/3/20 | Drawing, brain of a southern African woman by Dünret | [1836] |
| RR/1/246 | Referee's report by Joseph Henry Green, on a paper 'On the brain of the 'negro' [sic], compared with that of the European and the ourang-outang' by Frederick Tiedemann | 14 July 1830 |
| PT/74/3/17 | Tracing, base of brain of Ethiopian male by J Wagner | [1836] |
| PT/74/3/17a | Drawing, base of brain of Ethiopian male by J Wagner | [1836] |
| MC/5 | Volume 5 of miscellaneous correspondence regarding business matters, sent to the Royal Society | 1851-1858 |